| Organisation | Website |
|---|---|
| American National Standards Institute [ANSI] | www.ansi.org |
| British Standards Institution [BSI] | www.bsi-global.com |
| Chartered Institute of Building Service Engineers | www.cibse.org |
| Colour Group (Great Britain) | www.colour.org.uk |
| UK Health Security Agency | https://www.gov.uk/government/organisations/uk-health-security-agency |
| International Commission on Illumination [CIE] | www.cie.co.at |
| International Electrotechnical Commission [IEC] | www.iec.ch |
| International Organization for Standardization [ISO] | www.iso.ch |
| National Institute of Standards and Technology [NIST] | www.nist.gov |
| National Physical Laboratory [NPL] | www.npl.co.uk |
| Institution of Lighting Professionals (ILP) | https://theilp.org.uk/ |
| Society of Light and Lighting (SLL) | https://www.cibse.org/society-of-light-and-lighting |
For general enquiries and details of membership please contact the Secretary, Allan Howard.